package zzzhc.http;

/*
 * ====================================================================
 * Copyright 2002-2004 The Apache Software Foundation Licensed under the
 * Apache License, Version 2.0 (the "License"); you may not use this file
 * except in compliance with the License. You may obtain a copy of the License
 * at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable
 * law or agreed to in writing, software distributed under the License is
 * distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 * ==================================================================== This
 * software consists of voluntary contributions made by many individuals on
 * behalf of the Apache Software Foundation. For more information on the
 * Apache Software Foundation, please see <http://www.apache.org/>.
 */

import java.security.KeyStore;
import java.security.KeyStoreException;
import java.security.NoSuchAlgorithmException;
import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;

import javax.net.ssl.TrustManager;
import javax.net.ssl.TrustManagerFactory;
import javax.net.ssl.X509TrustManager;

/**
 * <p>
 * EasyX509TrustManager unlike default {@link X509TrustManager} accepts
 * self-signed certificates.
 * </p>
 * <p>
 * This trust manager SHOULD NOT be used for productive systems due to security
 * reasons, unless it is a concious decision and you are perfectly aware of
 * security implications of accepting self-signed certificates
 * </p>
 * 
 * @author <a href="mailto:adrian.sutton@ephox.com">Adrian Sutton</a>
 * @author <a href="mailto:oleg@ural.ru">Oleg Kalnichevski</a>
 *         <p>
 *         DISCLAIMER: HttpClient developers DO NOT actively support this
 *         component. The component is provided as a reference material, which
 *         may be inappropriate for use without additional customization.
 *         </p>
 */

public class EasyX509TrustManager implements X509TrustManager {
	private X509TrustManager standardTrustManager = null;

	/**
	 * Constructor for EasyX509TrustManager.
	 */
	public EasyX509TrustManager(KeyStore keystore)
			throws NoSuchAlgorithmException, KeyStoreException {
		super();
		TrustManagerFactory factory = TrustManagerFactory
				.getInstance("SunX509");
		factory.init(keystore);
		TrustManager[] trustmanagers = factory.getTrustManagers();
		if (trustmanagers.length == 0) {
			throw new NoSuchAlgorithmException(
					"SunX509 trust manager not supported");
		}
		this.standardTrustManager = (X509TrustManager) trustmanagers[0];
	}

	public boolean isClientTrusted(X509Certificate[] certificates) {
		return true;
	}

	public boolean isServerTrusted(X509Certificate[] certificates) {
		return true;
	}

	public X509Certificate[] getAcceptedIssuers() {
		return this.standardTrustManager.getAcceptedIssuers();
	}

	public void checkClientTrusted(X509Certificate[] arg0, String arg1)
			throws CertificateException {
		// pass
	}

	public void checkServerTrusted(X509Certificate[] arg0, String arg1)
			throws CertificateException {
		// pass
	}
}
